Battery charger



FIG. 1 is a front, right and top perspective view of a battery chargershowing our new design, a lid being closed;

FIG. 2 is a rear, left and bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side view thereof, a left side being a mirror image;

FIG. 8 is a front, right and top perspective view of a battery chargershowing our new design, the lid being opened;

FIG. 9 is a front elevational view thereof; a plug being stood;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is a top plan view thereof;

FIG. 12 is a bottom plan view thereof; and,

FIG. 13 is a right side view thereof, a left side being a mirror image.

The ornamental design for a battery charger, as shown and described.